Mark Twain was a famous American short story writer. His works were unique, humorous, full of irony and criticism. His works were usually full of deep insight into human nature and criticism of social reality. He often portrayed the characters 'personalities and words to show the social reality and revealed the injustice of society and the distortion of human nature through various humorous and ironic means. His works also had a distinct personality. His humorous, vivid and expressive language makes it easy for readers to understand and feel his thoughts and emotions. Mark Twain's works became an important part of the history of American literature with his unique writing style and profound ideology.